import { Module } from '@nestjs/common';
import { ConfigModule, ConfigService } from '@nestjs/config';
import { AppController } from './app.controller';
import { AppService } from './app.service';

import appConfig from './config/app.config';
import databaseConfig from './config/database.config';
import jwtConfig from './config/jwt.config';
import { configValidationSchema } from './config/validation.schema';
import { AuthModule } from './routes/auth/auth.module';
import { UserModule } from './routes/user/user.module';
import { TypeOrmModule } from '@nestjs/typeorm';
import { AllExceptionsFilter } from './common/filters/all_exceptions.filters';
import { APP_FILTER, APP_GUARD, APP_INTERCEPTOR } from '@nestjs/core';
import { TransformInterceptor } from './common/interceptors/transform.interceptor';
import { RolesGuard } from './common/guards/roles.guard';

@Module({
  imports: [
    ConfigModule.forRoot({
      // Gestion dynamique des fichiers .env
      envFilePath: [`.env.${process.env.NODE_ENV || 'development'}`, '.env'],

      // Chargement de configurations typées
      load: [appConfig, databaseConfig, jwtConfig],

      isGlobal: true,
      validationSchema: configValidationSchema,
    }),
    TypeOrmModule.forRootAsync({
      imports: [ConfigModule],
      inject: [ConfigService],
      useFactory: (config: ConfigService) => ({
        type: 'postgres',
        host: config.get('database.host'),
        port: config.get<number>('database.port'),
        username: config.get('database.username'),
        password: config.get('database.password'),
        database: config.get('database.name'),
        entities: [__dirname + '/**/*.entity{.ts,.js}'],
        synchronize: false,
        migrations: [__dirname + '/migrations/**/*{.ts,.js}'],
        logging: true,
      }),
    }),
    AuthModule,
    UserModule,
  ],
  controllers: [AppController],
  providers: [AppService,
    { provide: APP_FILTER, useClass: AllExceptionsFilter },
    { provide: APP_INTERCEPTOR, useClass: TransformInterceptor },
    { provide: APP_GUARD, useClass: RolesGuard }
  ],
})
export class AppModule {}